US 8,893,850 B2 · Acoustical vinyl flooring and methods of manufacture

Abstract

An acoustical vinyl tile having an integral acoustical layer is disclosed. The vinyl tile includes a vinyl portion, an acoustical portion, and an adhesive layer for fixing the vinyl portion to the acoustical portion. The acoustical portion comprises a crumb rubber component and a polyurethane foam component. The acoustical portion can include 10-40% crumb rubber and 60-90% polyurethane foam. The resulting vinyl tile meets ASTM E 2179 IIC sound requirements. A method of making a vinyl tile meeting the ASTM sound requirements is also disclosed. The method includes providing a vinyl slab portion, providing an acoustical slab portion comprising crumb rubber, polyurethane foam and a resin binder; and bonding the vinyl slab portion to the acoustical portion. Other embodiments are described and claimed.

Claims20

Dependent claims

A vinyl tile, comprising:

a vinyl portion;
an acoustical portion comprising a mixture of rubber and polyurethane;
and
an adhesive layer for fixing the vinyl portion to the acoustical portion;
wherein the vinyl tile installed on a floor/ceiling assembly provides the resulting assembly with an IIC, in accordance with ASTM E 2179, of 50 or greater.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

14/134,133Filed 19 Dec 2013 · continuation

Priority

10 May 2012

Published

US 2014/0106158 A117 Apr 2014

Granted

25 Nov 2014

Term ends

Not estimatedThe source records don’t support an estimate.

Classification24 codes

E04F 15/107
Of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard , or with a top layer of other materials:…
B29D 99/0057
Subject matter not provided for in other groups of this subclass: producing floor coverings
B32B 27/065
As the main or only constituent of a layer, which is next to another layer of the same or of a different material: of foam
B32B 27/08
As the main or only constituent of a layer, which is next to another layer of the same or of a different material: of synthetic resin

Family

Application13/468,103Parent of this continuation · filed 10 May 2012

US 2014/0106158 A1Pre-grant publication · published 17 Apr 2014

US 8,640,824 B2Parent of this continuation

US 2013/0299273 A1Published application

US 8,893,850 B2This patent

From the US filing history. Foreign family members aren’t listed.

Acoustical vinyl flooring and methods of manufacture

Life of this patent

Acoustical vinyl flooring and methods of manufacture

Life of this patent

Abstract

Claims20